Home / 39,814.50-59,722.20-10,231.53

Finding the Fourth Proportional to 39,814.50, 59,722.20 and 10,231.53

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Solution

The fourth proportional to 39,814.50, 59,722.20 and 10,231.53 is: 15,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,814.50 : 59,722.20 = 10,231.53 : x
  2. Step 2: Convert to fraction form
    39,814.50/59,722.20 = 10,231.53/x
  3. Step 3: Cross multiply
    39,814.50x = 59,722.20 × 10,231.53
  4. Step 4: Simplify right side
    39,814.50x = 611,049,257.01
  5. Step 5: Solve for x
    x = 611,049,257.01/39,814.50
  6. Step 6: Final answer
    x = 15,347.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.